Energy Performance Certificate

7 Periwinkle Close, HP10 9GL

EPC Report

Energy rating

Current: 89 B | Potential: 89 B
Current Potential A 92–100 B 81–91 C 69–80 D 55–68 E 39–54 F 21–38 G 1–20 89 B Current: 89 B 89 B Potential: 89 B

Environmental impact (CO₂)

Current: 90 | Potential: 90
Current Potential A 92–100 B 81–91 C 69–80 D 55–68 E 39–54 F 21–38 G 1–20 90 Current: 90 90 Potential: 90
Field Value
LMK KEY 0900-3700-9232-9592-0763
ADDRESS1 7 Periwinkle Close
ADDRESS2
ADDRESS3
POSTCODE HP10 9GL
BUILDING REFERENCE NUMBER
CURRENT ENERGY RATING B
POTENTIAL ENERGY RATING B
CURRENT ENERGY EFFICIENCY 89
POTENTIAL ENERGY EFFICIENCY 89
PROPERTY TYPE House
BUILT FORM End-Terrace
INSPECTION DATE 2026-03-10
LOCAL AUTHORITY E06000060
CONSTITUENCY E14001600
COUNTY
LODGEMENT DATE 2026-03-10
TRANSACTION TYPE New dwelling
ENVIRONMENT IMPACT CURRENT 90
ENVIRONMENT IMPACT POTENTIAL 90
ENERGY CONSUMPTION CURRENT 57
ENERGY CONSUMPTION POTENTIAL 57
CO2 EMISSIONS CURRENT 0.9
CO2 EMISS CURR PER FLOOR AREA 10.6
CO2 EMISSIONS POTENTIAL 0.9
LIGHTING COST CURRENT 53
LIGHTING COST POTENTIAL 53
HEATING COST CURRENT 290
HEATING COST POTENTIAL 290
HOT WATER COST CURRENT 133
HOT WATER COST POTENTIAL 133
TOTAL FLOOR AREA 81
ENERGY TARIFF standard tariff
MAINS GAS FLAG
FLOOR LEVEL 1
FLAT TOP STOREY N
FLAT STOREY COUNT 2
MAIN HEATING CONTROLS Time and temperature zone control
MULTI GLAZE PROPORTION 100
GLAZED TYPE
GLAZED AREA
EXTENSION COUNT
NUMBER HABITABLE ROOMS
NUMBER HEATED ROOMS
LOW ENERGY LIGHTING 100
NUMBER OPEN FIREPLACES 0
HOTWATER DESCRIPTION From main system, waste water heat recovery
HOT WATER ENERGY EFF Very Good
HOT WATER ENV EFF Very Good
FLOOR DESCRIPTION Average thermal transmittance 0.17 W/m²K
FLOOR ENERGY EFF Very Good
FLOOR ENV EFF Very Good
WINDOWS DESCRIPTION High performance glazing
WINDOWS ENERGY EFF Good
WINDOWS ENV EFF Good
WALLS DESCRIPTION Average thermal transmittance 0.2 W/m²K
WALLS ENERGY EFF Very Good
WALLS ENV EFF Very Good
SECONDHEAT DESCRIPTION None
SHEATING ENERGY EFF N/A
SHEATING ENV EFF N/A
ROOF DESCRIPTION Average thermal transmittance 0.09 W/m²K
ROOF ENERGY EFF Very Good
ROOF ENV EFF Very Good
MAINHEAT DESCRIPTION Boiler and radiators, mains gas
MAINHEAT ENERGY EFF Very Good
MAINHEAT ENV EFF Good
MAINHEATCONT DESCRIPTION Time and temperature zone control
MAINHEATC ENERGY EFF Good
MAINHEATC ENV EFF Good
LIGHTING DESCRIPTION Excellent lighting efficiency
LIGHTING ENERGY EFF Very Good
LIGHTING ENV EFF Very Good
MAIN FUEL Gas: mains gas
WIND TURBINE COUNT
HEAT LOSS CORRIDOR
UNHEATED CORRIDOR LENGTH
FLOOR HEIGHT 2.674
PHOTO SUPPLY
SOLAR WATER HEATING FLAG
MECHANICAL VENTILATION
ADDRESS 7 Periwinkle Close
LOCAL AUTHORITY LABEL
CONSTITUENCY LABEL
POSTTOWN HIGH WYCOMBE
CONSTRUCTION AGE BAND England and Wales: before 1900
LODGEMENT DATETIME 2026-03-10 11:49:14
TENURE unknown
FIXED LIGHTING OUTLETS COUNT 12
LOW ENERGY FIXED LIGHT COUNT 12
UPRN 10095972020
UPRN SOURCE Energy Assessor
REPORT TYPE 3
Source file certificates-2026.csv
COUNTRY England
REGION E12000008
Address display
Nation ew